DK1940534T3 - Absorptionsmiddel og fremgangsmåde til fjernelse af carbondioxid fra gasstrømme - Google Patents

Absorptionsmiddel og fremgangsmåde til fjernelse af carbondioxid fra gasstrømme Download PDF

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Publication number
DK1940534T3
DK1940534T3 DK06807413.7T DK06807413T DK1940534T3 DK 1940534 T3 DK1940534 T3 DK 1940534T3 DK 06807413 T DK06807413 T DK 06807413T DK 1940534 T3 DK1940534 T3 DK 1940534T3
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Prior art keywords
absorbent
amines
amine
weight
absorption medium
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DK06807413.7T
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English (en)
Inventor
Joachim-Thierry Anders
Johann-Peter Melder
Norbert Asprion
Ole Brettschneider
Iven Clausen
Bernd Eck
Ute Lichtfers
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Basf Se
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Publication of DK1940534T3 publication Critical patent/DK1940534T3/da

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/1456—Removing acid components
    • B01D53/1475—Removing carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/20—Organic absorbents
    • B01D2252/204—Amines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)

Claims (11)

1. Absorptionsmiddel til fjernelse af carbondioxid fra gasstrømme indeholdende en vandig opløsning af en amin med formel I HNR2 (I) hvor en
eller begge grupper R står for og den anden gruppe R står for hydrogen.
2. Absorptionsmiddel ifølge krav 1, endvidere indeholdende i det mindste en amin, som er udvalgt blandt (A) tertiære aminer; (B) primære aminer, hvor aminogruppen er bundet til et tertiært carbonatom; (C) sekundære aminer, hvor aminogruppen er bundet til i det mindste et sekundært eller tertiært carbonatom; og blandinger heraf.
3. Absorptionsmiddel ifølge krav 2, indeholdende i det mindste en amin, som er udvalgt blandt (A) tertiære aminer med en eller to hydroxyalkylgrupper og to eller en usubstitueret alkylgruppe på nitrogenatomet, hvor aminogruppen er adskilt fra hydroxylgruppen(-grupperne) ved hjælp af i det mindste to carbonatomer; (B) primære aminer med i det mindste en hydroxylgruppe, hvor aminogruppen er bundet til et tertiært carbonatom og er adskilt fra hydroxylgruppen ved hjælp af i det mindste to carbonatomer; (C) sekundære aminer med i det mindste en hydroxylgruppe, hvor aminogruppen er bundet til i det mindste et sekundært eller tertiært carbonatom og er adskilt fra hydroxylgruppen ved hjælp af i det mindste to carbonatomer; og blandinger heraf.
4. Absorptionsmiddel ifølge krav 2 eller 3, indeholdende 1 til 30 vægt-% amin med formel I og 10 til 60 vægt-% af en eller flere aminer (A) til (C), baseret på den samlede vægt af absorptionsmidlet, på den betingelse at det maksimale samlede aminindhold af absorptionsmidlet er 65 vægt-%.
5. Absorptionsmiddel ifølge krav 1, desuden indeholdende i det mindste en amin, som er udvalgt blandt (D) primære eller sekundære alkanolaminer; (E) alkylendiaminer; (F) polyalkylenpolyaminer; (G) aminer med den almene formel r1-nh-r2-nh2 hvor R1 står for Ci-C6_alkyl, og R2 står for C2-C6-alkylen; (H) cykliske aminer med en 5-, 6- eller 7-leddet mættet ring, som indeholder en NH-gruppe og i givet fald et yderligere heteroatom, navnlig et oxygen- eller nitrogenatom; og blandinger heraf.
6. Absorptionsmiddel ifølge krav 4, indeholdende i det mindste en amin, som er udvalgt blandt (D) monoethanolamin, diethanolamin, methylethanolamin; (E) hexamethylendiamin; (F) diethylentriamin; (G) 3-methylaminopropylamin; (H) piperazin, 2-methylpiperazin, N-methylpiperazin, N- ethylpiperazin, N-aminoethylpiperazin, homopiperazin, piperidin, morpholin; og blandinger heraf.
7. Absorptionsmiddel ifølge krav 5 eller 6, indeholdende 20 til 60 vægt-% amin med formel I og 1 til 25 vægt-% an en eller flere aminer (D) til (H) , baseret på den samlede vægt af absorptionsmidlet, på den betingelse at det maksimale samlede aminindhold af absorptionsmidlet er 65 vægt-%.
8. Fremgangsmåde til fjernelse af carbondioxid fra en gasstrøm, idet man bringer gasstrømmen i kontakt med et flydende absorptionsmiddel, som indeholder en vandig opløsning af en amin med formel I, HNR2 (I) hvor en eller begge grupper R står for
og den anden gruppe R står for hydrogen.
9. Fremgangsmåde ifølge krav 8, idet det partielle tryk i carbondioxiden i gasstrømmen er mindre end 500 mbar.
10. Fremgangsmåde ifølge krav 8 eller 9, idet gasstrømmen stammer fra a) oxidationen af organiske substanser, b) komposteringen eller opbevaringen af affaldsstoffer indeholdende organiske substanser eller c) den bakterielle nedbrydning af organiske substanser.
11. Fremgangsmåde ifølge et af kravene 8 til 10, idet man regenerer det mættede absorptionsmiddel ved hjælp af a) opvarmning, b) afspænding, c) stripning med et inert fluid eller en kombination af to eller alle disse foranstaltninger.
DK06807413.7T 2005-10-20 2006-10-19 Absorptionsmiddel og fremgangsmåde til fjernelse af carbondioxid fra gasstrømme DK1940534T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005050385A DE102005050385A1 (de) 2005-10-20 2005-10-20 Absorptionsmittel und Verfahren zum Entfernen von Kohlendioxid aus Gasströmen
PCT/EP2006/067586 WO2007045679A1 (de) 2005-10-20 2006-10-19 Absorptionsmittel und verfahren zum entfernen von kohlendioxid aus gasströmen

Publications (1)

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DK1940534T3 true DK1940534T3 (da) 2017-10-09

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US (1) US8075673B2 (da)
EP (1) EP1940534B1 (da)
JP (1) JP4691164B2 (da)
AU (1) AU2006303219B2 (da)
CA (1) CA2625769C (da)
DE (1) DE102005050385A1 (da)
DK (1) DK1940534T3 (da)
ES (1) ES2641243T3 (da)
HU (1) HUE033669T2 (da)
NO (1) NO20081544L (da)
PL (1) PL1940534T3 (da)
WO (1) WO2007045679A1 (da)

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Publication number Publication date
CA2625769C (en) 2014-04-08
JP2009512548A (ja) 2009-03-26
EP1940534B1 (de) 2017-06-28
JP4691164B2 (ja) 2011-06-01
PL1940534T3 (pl) 2017-12-29
AU2006303219A1 (en) 2007-04-26
US8075673B2 (en) 2011-12-13
NO20081544L (no) 2008-07-03
ES2641243T3 (es) 2017-11-08
DE102005050385A1 (de) 2007-04-26
WO2007045679A1 (de) 2007-04-26
AU2006303219B2 (en) 2011-02-03
EP1940534A1 (de) 2008-07-09
CA2625769A1 (en) 2007-04-26
HUE033669T2 (en) 2017-12-28
US20080236390A1 (en) 2008-10-02

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